2 * This file is part of DisOrder.
3 * Copyright (C) 2006, 2007 Richard Kettlewell
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 /** @file disobedience/disobedience.c
21 * @brief Main Disobedience program
24 #include "disobedience.h"
31 /* Apologies for the numerous de-consting casts, but GLib et al do not seem to
32 * have heard of const. */
34 /* Variables --------------------------------------------------------------- */
36 /** @brief Event loop */
39 /** @brief Top-level window */
42 /** @brief Label for progress indicator */
43 GtkWidget *report_label;
45 /** @brief Main tab group */
48 /** @brief Main client */
49 disorder_eclient *client;
51 /** @brief Log client */
52 disorder_eclient *logclient;
54 /** @brief Last reported state
56 * This is updated by log_state().
58 unsigned long last_state;
60 /** @brief True if some track is playing
62 * This ought to be removed in favour of last_state & DISORDER_PLAYING
66 /** @brief Left channel volume */
69 /** @brief Right channel volume */
72 double goesupto = 10; /* volume upper bound */
74 /** @brief True if a NOP is in flight */
75 static int nop_in_flight;
77 /** @brief True if an rtp-address command is in flight */
78 static int rtp_address_in_flight;
80 /** @brief Global tooltip group */
83 /** @brief True if RTP play is available
85 * This is a bit of a bodge...
89 /** @brief True if RTP play is enabled */
92 /** @brief Linked list of functions to call when we reset login parameters */
93 static struct reset_callback_node {
94 struct reset_callback_node *next;
95 reset_callback *callback;
98 /* Window creation --------------------------------------------------------- */
100 /* Note that all the client operations kicked off from here will only complete
101 * after we've entered the event loop. */
103 /** @brief Called when main window is deleted
105 * Terminates the program.
107 static gboolean delete_event(GtkWidget attribute((unused)) *widget,
108 GdkEvent attribute((unused)) *event,
109 gpointer attribute((unused)) data) {
111 exit(0); /* die immediately */
114 /** @brief Called when the current tab is switched
116 * Updates the menu settings to correspond to the new page.
118 static void tab_switched(GtkNotebook attribute((unused)) *notebook,
119 GtkNotebookPage attribute((unused)) *page,
121 gpointer attribute((unused)) user_data) {
122 menu_update(page_num);
125 /** @brief Create the report box */
126 static GtkWidget *report_box(void) {
127 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
129 report_label = gtk_label_new("");
130 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
131 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
132 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
133 gtk_container_add(GTK_CONTAINER(vbox), report_label);
137 /** @brief Create and populate the main tab group */
138 static GtkWidget *notebook(void) {
139 tabs = gtk_notebook_new();
140 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
141 * produces not too dreadful appearance */
142 gtk_widget_set_style(tabs, tool_style);
143 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
144 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
145 gtk_label_new("Queue"));
146 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
147 gtk_label_new("Recent"));
148 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
149 gtk_label_new("Choose"));
150 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
151 gtk_label_new("Added"));
155 /** @brief Create and populate the main window */
156 static void make_toplevel_window(void) {
157 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
158 GtkWidget *const rb = report_box();
161 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
162 /* default size is too small */
163 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
164 /* terminate on close */
165 g_signal_connect(G_OBJECT(toplevel), "delete_event",
166 G_CALLBACK(delete_event), NULL);
167 /* lay out the window */
168 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
169 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
170 /* lay out the vbox */
171 gtk_box_pack_start(GTK_BOX(vbox),
176 gtk_box_pack_start(GTK_BOX(vbox),
181 gtk_container_add(GTK_CONTAINER(vbox), notebook());
182 gtk_box_pack_end(GTK_BOX(vbox),
187 gtk_widget_set_style(toplevel, tool_style);
191 static int widget_count, container_count;
193 static void count_callback(GtkWidget *w,
194 gpointer attribute((unused)) data) {
196 if(GTK_IS_CONTAINER(w)) {
198 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
202 static void count_widgets(void) {
206 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
207 fprintf(stderr, "widget count: %8d container count: %8d\n",
208 widget_count, container_count);
213 const char *mtag = "init";
214 static hash *mtrack_hash;
216 static int *mthfind(const char *tag) {
217 static const int zero = 0;
218 int *cp = hash_find(mtrack_hash, tag);
220 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
221 cp = hash_find(mtrack_hash, tag);
226 static void *trap_malloc(size_t n) {
227 void *ptr = malloc(n + sizeof(char *));
229 *(const char **)ptr = mtag;
231 return (char *)ptr + sizeof(char *);
234 static void trap_free(void *ptr) {
238 ptr = (char *)ptr - sizeof(char *);
239 tag = *(const char **)ptr;
244 static void *trap_realloc(void *ptr, size_t n) {
246 return trap_malloc(n);
251 ptr = (char *)ptr - sizeof(char *);
252 ptr = realloc(ptr, n + sizeof(char *));
253 *(const char **)ptr = mtag;
254 return (char *)ptr + sizeof(char *);
257 static int report_tags_callback(const char *key, void *value,
258 void attribute((unused)) *u) {
259 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
263 static void report_tags(void) {
264 hash_foreach(mtrack_hash, report_tags_callback, 0);
265 fprintf(stderr, "\n");
268 static const GMemVTable glib_memvtable = {
278 /** @brief Called occasionally */
279 static gboolean periodic_slow(gpointer attribute((unused)) data) {
281 /* Expire cached data */
283 /* Update everything to be sure that the connection to the server hasn't
284 * mysteriously gone stale on us. */
288 fprintf(stderr, "cache size: %zu\n", cache_count());
293 return TRUE; /* don't remove me */
296 /** @brief Called frequently */
297 static gboolean periodic_fast(gpointer attribute((unused)) data) {
298 #if 0 /* debugging hack */
299 static struct timeval last;
303 xgettimeofday(&now, 0);
305 delta = (now.tv_sec + now.tv_sec / 1.0E6)
306 - (last.tv_sec + last.tv_sec / 1.0E6);
308 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
309 now.tv_sec + now.tv_sec / 1.0E6,
316 if(!mixer_control(&nl, &nr, 0) && (nl != volume_l || nr != volume_r)) {
325 /** @brief Called when a NOP completes */
326 static void nop_completed(void attribute((unused)) *v) {
330 /** @brief Called from time to time to arrange for a NOP to be sent
332 * At most one NOP remains in flight at any moment. If the client is not
333 * currently connected then no NOP is sent.
335 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
336 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
338 disorder_eclient_nop(client, nop_completed, 0);
341 const int old_state = rtp_is_running;
342 rtp_is_running = rtp_running();
343 if(old_state != rtp_is_running)
346 return TRUE; /* keep call me please */
349 /** @brief Called when a rtp-address command succeeds */
350 static void got_rtp_address(void attribute((unused)) *v,
351 int attribute((unused)) nvec,
352 char attribute((unused)) **vec) {
354 rtp_address_in_flight = 0;
356 rtp_is_running = rtp_running();
361 /** @brief Called when a rtp-address command fails */
362 static void no_rtp_address(struct callbackdata attribute((unused)) *cbd,
363 int attribute((unused)) code,
364 const char attribute((unused)) *msg) {
366 rtp_address_in_flight = 0;
373 /** @brief Called to check whether RTP play is available */
374 static void check_rtp_address(void) {
375 if(!rtp_address_in_flight) {
376 struct callbackdata *const cbd = xmalloc(sizeof *cbd);
377 cbd->onerror = no_rtp_address;
378 disorder_eclient_rtp_address(client, got_rtp_address, cbd);
382 /* main -------------------------------------------------------------------- */
384 static const struct option options[] = {
385 { "help", no_argument, 0, 'h' },
386 { "version", no_argument, 0, 'V' },
387 { "config", required_argument, 0, 'c' },
388 { "tufnel", no_argument, 0, 't' },
389 { "debug", no_argument, 0, 'd' },
393 /* display usage message and terminate */
394 static void help(void) {
395 xprintf("Disobedience - GUI client for DisOrder\n"
398 " disobedience [OPTIONS]\n"
400 " --help, -h Display usage message\n"
401 " --version, -V Display version number\n"
402 " --config PATH, -c PATH Set configuration file\n"
403 " --debug, -d Turn on debugging\n"
405 "Also GTK+ options will work.\n");
410 /* display version number and terminate */
411 static void version(void) {
412 xprintf("disorder version %s\n", disorder_version_string);
419 struct reset_callback_node *r;
421 /* reset the clients */
422 disorder_eclient_close(client);
423 disorder_eclient_close(logclient);
425 for(r = resets; r; r = r->next)
427 /* Might be a new server so re-check */
431 /** @brief Register a reset callback */
432 void register_reset(reset_callback *callback) {
433 struct reset_callback_node *const r = xmalloc(sizeof *r);
436 r->callback = callback;
440 int main(int argc, char **argv) {
444 /* garbage-collect PCRE's memory */
445 pcre_malloc = xmalloc;
448 mtrack_hash = hash_new(sizeof (int));
449 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
451 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
452 gtk_init(&argc, &argv);
453 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
457 case 'c': configfile = optarg; break;
458 case 'd': debugging = 1; break;
459 case 't': goesupto = 11; break;
460 default: fatal(0, "invalid option");
463 signal(SIGPIPE, SIG_IGN);
466 /* create the event loop */
467 D(("create main loop"));
468 mainloop = g_main_loop_new(0, 0);
469 if(config_read(0)) fatal(0, "cannot read configuration");
470 /* create the clients */
471 if(!(client = gtkclient())
472 || !(logclient = gtkclient()))
473 return 1; /* already reported an error */
474 /* periodic operations (e.g. expiring the cache, checking local volume) */
475 g_timeout_add(600000/*milliseconds*/, periodic_slow, 0);
476 g_timeout_add(1000/*milliseconds*/, periodic_fast, 0);
477 /* global tooltips */
478 tips = gtk_tooltips_new();
479 make_toplevel_window();
480 /* reset styles now everything has its name */
481 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
482 gtk_widget_show_all(toplevel);
483 /* issue a NOP every so often */
484 g_timeout_add_full(G_PRIORITY_LOW,
485 2000/*interval, ms*/,
489 register_reset(properties_reset);
490 /* Start monitoring the log */
491 disorder_eclient_log(logclient, &log_callbacks, 0);
492 /* See if RTP play supported */
494 suppress_actions = 0;
495 D(("enter main loop"));
497 g_main_loop_run(mainloop);